Paper/nms-patches/ContainerWorkbench.patch

--- a/net/minecraft/server/ContainerWorkbench.java
+++ b/net/minecraft/server/ContainerWorkbench.java
@@ -1,14 +1,29 @@
 package net.minecraft.server;
 
+// CraftBukkit start
+import org.bukkit.craftbukkit.inventory.CraftInventoryCrafting;
+import org.bukkit.craftbukkit.inventory.CraftInventoryView;
+// CraftBukkit end
+
 public class ContainerWorkbench extends Container {
 
-    public InventoryCrafting craftInventory = new InventoryCrafting(this, 3, 3);
-    public InventoryCraftResult resultInventory = new InventoryCraftResult();
+    public InventoryCrafting craftInventory; // CraftBukkit - move initialization into constructor
+    public InventoryCraftResult resultInventory; // CraftBukkit - move initialization into constructor
     private final World g;
     private final BlockPosition h;
     private final EntityHuman i;
+    // CraftBukkit start
+    private CraftInventoryView bukkitEntity = null;
+    private PlayerInventory player;
+    // CraftBukkit end
 
     public ContainerWorkbench(PlayerInventory playerinventory, World world, BlockPosition blockposition) {
+        // CraftBukkit start - Switched order of IInventory construction and stored player
+        this.resultInventory = new InventoryCraftResult();
+        this.craftInventory = new InventoryCrafting(this, 3, 3, playerinventory.player); // CraftBukkit - pass player
+        this.craftInventory.resultInventory = this.resultInventory;
+        this.player = playerinventory;
+        // CraftBukkit end
         this.g = world;
         this.h = blockposition;
         this.i = playerinventory.player;
@@ -47,6 +62,7 @@
     }
 
     public boolean canUse(EntityHuman entityhuman) {
+        if (!this.checkReachable) return true; // CraftBukkit
         return this.g.getType(this.h).getBlock() != Blocks.CRAFTING_TABLE ? false : entityhuman.d((double) this.h.getX() + 0.5D, (double) this.h.getY() + 0.5D, (double) this.h.getZ() + 0.5D) <= 64.0D;
     }
 
@@ -100,4 +116,17 @@
     public boolean a(ItemStack itemstack, Slot slot) {
         return slot.inventory != this.resultInventory && super.a(itemstack, slot);
     }
+
+    // CraftBukkit start
+    @Override
+    public CraftInventoryView getBukkitView() {
+        if (bukkitEntity != null) {
+            return bukkitEntity;
+        }
+
+        CraftInventoryCrafting inventory = new CraftInventoryCrafting(this.craftInventory, this.resultInventory);
+        bukkitEntity = new CraftInventoryView(this.player.player.getBukkitEntity(), inventory, this);
+        return bukkitEntity;
+    }
+    // CraftBukkit end
 }